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Dart Programming Interview Questions and Answers

Q1. What Is Dart?
Dart is an application programming language. It is used to build web, server and mobile applications.

Q2. Use of Dart
Dart is mainly used to build structured modern web apps.

Q3. What are the Characteristics / Features of Dart
Dart follows C Style Syntax and is Class-Based, Object Oriented Language which supports single inheritance.
1.It also supports lexical scoping, closures, and optional static typing.
2.It comes with Dart Editor and SDK to provide an integrated experience, features like refactoring, break points, virtual machine are supported with Dart.
3.Dart can be converted to javascript with the help of dart2js tool, which is highly useful hence it can work on all modern browsers with minimal code and it can run on servers via Virtual Machine which is provided with SDK.

Q4. How Google Dart will get Popular
Google is doing its hard work to get Dart accepted by web developers and community and arranging support, tools and execution environment for Google Dart.
1.Google will provide support of Dart in Google Chrome by integrating native virtual Machine and it will encourage to Microsoft and Mozilla to do the same.
2.Google will provide a Cross Compiler which will convert Dart toECMAScript 3so that it can run on NonDart Browser. This will be the major step in getting Dart Virtual Machine integrated on all popular browser might take some time.

Q5. How to create a simple program?
The following code for simple program:

main() {

print(“Hello World!”);

}

Q5. What are the ways to execute Dart Program?
There are two ways to execute Dart program: